| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| DT Securities & Futures Co. Limited | RO | Dealing in securities | 2022-09-22 | 2024-06-17 |
| CARLYON SECURITIES LIMITED | RO | Dealing in securities | 2017-07-21 | 2021-02-08 |
| Goldin Equities Limited | RO | Dealing in securities | 2016-07-05 | 2017-03-31 |
| UPBEST SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2016-01-12 | 2016-06-30 |
| Vantage New Generation Securities Limited | Rep | Dealing in securities | 2013-08-01 | 2015-12-24 |
| GETTA SECURITIES LIMITED | RO | Dealing in securities | 2012-02-02 | 2013-07-31 |
| Rep | Dealing in securities | 2011-12-15 | 2012-02-02 | |
| SINO-RICH SECURITIES & FUTURES LIMITED | RO | Dealing in securities | 2004-11-15 | 2011-12-02 |
| Rep | Dealing in securities | 2004-10-14 | 2004-11-15 | |
| YICKO SECURITIES LIMITED | Rep | Advising on corporate finance | - | 2004-07-19 |
| Rep | Advising on securities | - | 2004-07-19 | |
| Rep | Asset management | - | 2004-07-19 | |
| Rep | Dealing in securities | - | 2004-10-13 |